CN106450879A - Electrical connecting terminal - Google Patents
Electrical connecting terminal Download PDFInfo
- Publication number
- CN106450879A CN106450879A CN201610218245.0A CN201610218245A CN106450879A CN 106450879 A CN106450879 A CN 106450879A CN 201610218245 A CN201610218245 A CN 201610218245A CN 106450879 A CN106450879 A CN 106450879A
- Authority
- CN
- China
- Prior art keywords
- electric connection
- spring
- connection terminal
- cup
- contact site
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/22—Contacts for co-operating by abutting
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/59—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/65—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures characterised by the terminal
- H01R12/69—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures characterised by the terminal deformable terminals, e.g. crimping terminals
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/712—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
- H01R12/714—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit with contacts abutting directly the printed circuit; Button contacts therefore provided on the printed circuit
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/03—Contact members characterised by the material, e.g. plating, or coating materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/22—Contacts for co-operating by abutting
- H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
- H01R13/2407—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the resilient means
- H01R13/2421—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the resilient means using coil springs
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
- Measuring Leads Or Probes (AREA)
Abstract
Disclosed is an electrical connecting terminal which is interposed between electrically conductive objects to electrically connect the objects to each other. The electrical connecting terminal comprises: an elastic coil spring made of a metallic material; and an electrically conductive contact part which is bonded and formed on at least one end of the spring so as to be in electrical contact with the objects, wherein the contact part is formed in a manner that a liquid-phase electrically conductive material containing a mixture of a liquid polymer resin and metal powder is cured while surrounding one end of the spring, or the liquid-phase electrically conductive material is injected into an end aperture on one end of the spring, followed by curing.
Description
Technical field
The present invention relates to a kind of electric connection terminal, particularly relate to that one is highly low, simple in construction, thus make
Make process easily, low cost of manufacture and the electric connection terminal that characteristic can be easily varied.
Additionally, the present invention relates to a kind of operating distance to compare its size and relatively big, and can easily enter
Row is by the electric connection terminal of the welding of vacuum pick.
Background technology
Electrically connect to make antenna etc. be formed between conductive object thing and the conductive pattern on circuit board, or
In order to go to destatic or Electromagnetic Interference (Electromagnetic Interference；EMI) it is grounded,
Can use by welding the resilient electric connection terminal of tool being mounted on the conductive pattern of circuit board.
Especially, it is used in the sky linear contact lay (contact) of smart mobile phone at electric connection terminal hold or be used for
In the case of circuitry testing substrate, electric connection terminal needs to meet that price is low, size is little, resistance is low, tool
There is preferably elastic and elastic restoring force.Additionally, in order to economy electric connection terminal is installed, may
May require that the electric connection terminal of a kind of reflow soldering being achieved with vacuum pick.
When above-mentioned electric connection terminal is used to form conductive path along above-below direction, for receiving
The scale error of the above-below direction between the circuit substrate of electrical connection required for holding and electric conductivity object, electricity
The operating distance connecting terminal at above-below direction needs big as far as possible, and in order to produce in batches, it is desirable to one
Plant the structure and material that can be performed welded and installed by surface mount.
For example, the machine error between tellite and conductive object thing is bigger, in order at both
Between formed electrical connection and need the electric connection terminal that operating distance is bigger.
Consult the applicant disclose United States Patent (USP) US7,931,475, it is disclosed that following composition want
Element：The dielectric resilience core of pipe shape；Insulate non-foam rubber coating, coated insulation flexible core and bonding；
Elastic electric contact terminal, wherein one side is glued in the way of the non-foam rubber coating of coated insulation, another
Face forms metal level.
According to this structure, it includes bonding process, and therefore manufacturing process is more complicated, and its size
Reduce will be limited.Especially, at electric contact terminal, there is diameter and the chi of height respectively below 1mm
The problem manufacturing difficulty is there is in the case of very little.
As another prior art, consult the Korean granted patent the 1437935th that the applicant discloses,
It is disclosed that a kind of electric connection terminal, it is characterised in that include：The fixed component of metal material, with
Object electrically connects, and the barrel shape that one end is opening, and the inside lateral bend in the marginal portion of opening
And form clamping platform；The moving parts of metal material, is inserted into described fixed component and combines slidably,
And the barrel shape that one end is opening, and marginal portion bends laterally and forms flange portion；Conduction bullet
Spring, is housed by described fixed component, and one end contacts with the bottom of described fixed component, and the other end
Contact with the bottom of moving parts such that it is able to make the relatively described fixed component of described moving parts elastic sliding
Dynamic, wherein, described moving parts and described fixed component are electrically connected all the time by described spring, and borrow
Help the elastic recovering force of described spring and make described flange portion be connected in described clamping platform, thus prevent institute
State moving parts to separate from described fixed component, and the thickness of described flange portion and described moving parts
Thickness is corresponding, and forms the smooth face of level for vacuum pick at the upper surface of moving parts,
And the lower surface of described fixed component can carry out utilizing the reflow soldering of soldering paste.
In said structure, manufacture moving parts and fixed component by carrying out suppressing to metallic plate, and
Insert metal spring in inside, re-press fixed component afterwards so that metal spring is combined with moving parts,
Therefore there is problem expensive, that assemble difficulty.
Especially, it at electric connection terminal is the small size electric connecting terminal being respectively below 1mm of diameter and height
In the case of sub-, the size that each composition part is had is all smaller, therefore manufactures and assembling process
Relatively difficult, thus productivity can be reduced.
Especially, structure is difficult to the product that economy manufacture has the width of below 0.8mm, and by it
The engineering that operating distance increases relative to its size will be limited.
As another prior art, consult Korean Patent No. 1330999, disclose a kind of probe portion
Connecting-type spring needle, it is characterised in that the bottom in upper probe portion forms the opening of porose drum
Portion, lower probe portion comprises the insertion section being inserted into opening portion, and spring cladding insertion section and its two ends are solid
Due to the probe portion of top and bottom, and upper probe portion, lower probe portion and spring are formed as
Integrally.
The die cost of this spring needle is expensive, and a kind of grinding tool is only possible to produce a kind of product, therefore difficult
The electric connection terminal with various characteristic is provided with economy, and is difficult to manufacture width and height difference
Product for below 0.5mm.
Content of the invention
It is an object of the invention to provide that a kind of size is little, especially highly low, simple in construction and manufacture process
Easy electric connection terminal.
Another object of the present invention is to provide and a kind of there is reliability, relatively low resistance, good elasticity
And elastic recovering force, and the electric connection terminal that when pressing, the dynamics of needs is little.
A further object of the present invention be to provide a kind of easy realize between object electrical contact, machinery
Contact, and the electric connection terminal that operating distance is bigger.
A further object of the present invention is to provide one to be easily installed mechanism's thing, and environment resistant well
Electric connection terminal.
A further object of the present invention is to provide a kind of defect causing to object or the less electricity of cut
Connect terminal.
A further object of the present invention is to provide and a kind of easily performs the reflow soldering by means of vacuum pick
Electric connection terminal.
A further object of the present invention is to provide a kind of size little, and can economy and easily vary
The mechanical features such as elastic recovering force, pressing dynamics, operating distance and upper and lower resistance and electrology characteristic
Electric connection terminal.
A further object of the present invention is to provide a kind of can minimizing to be formed at the inductance value of spring and resistance
Electric connection terminal.
A further object of the present invention is to provide a kind of spring breakage that can make to be caused by outside impact
The electric connection terminal of littleization.
In order to achieve the above object, a kind of electric connection terminal is provided, as sandwiched to electric conductivity object
Between and make described object mutually form the electric connection terminal of electrical connection, it is characterised in that include：Gold
Belong to the spring of material；Conductive electrical contact portion, bonding is formed at least one end of described spring, and electricity
Being contacted with described object, wherein, described contact site is formed as follows：In liquid polymeric resins
It is mixed with the end of the described spring of liquid conductive material cladding of metal dust and solidifies, or being flowed into
In the hole of described spring end and solidify.
Preferably, described contact site is formed at one end of described spring, and the other end of described spring is by metal
The cup-shaped fixture of material houses and combines.
In addition, in order to achieve the above object, a kind of electric connection terminal is provided, as sandwiched to electric conductivity
Described object is made to mutually form the electric connection terminal of electrical connection between object, it is characterised in that bag
Include：The resilient coil spring of metal material；The cap portion of metal material, by sandwiched conductive adhesive
It is adhered to one end of described spring；The cup-shaped fixture of metal material, is electrically coupled in another of described spring
End, wherein, the height of described cup-shaped fixture is less than the 1/2 of the height of described spring, and described cup-shaped presss from both sides
The outer surface of tool is formed with the coating layer that can weld.
Additionally, in order to achieve the above object, a kind of electric connection terminal is provided, as sandwiched to electric conductivity
Described object is made to mutually form the electric connection terminal of electrical connection between object, it is characterised in that bag
Include：The resilient coil spring of metal material；The cap portion of metal material, by sandwiched conductive adhesive
It is adhered to one end of described spring；Conductive electrical contact portion, bonding is formed at the other end of described spring,
And it is fixed on described object by welding, wherein, described contact site is formed as follows：Liquid
Fluoropolymer resin is mixed with the end of the described spring of liquid conductive material cladding of metal dust and consolidates
Change, or be flowed in the hole of described spring end and solidify.
According to said structure, the electric connection terminal that the present invention provides has such advantages as：Have good
Elastic and elastic recovering force, and reason resistance is low, metal spring and be formed at its both ends and one end
The conductive electrical contact portion that the resistance in portion is low is constituted, and easily forms less size, is particularly susceptible formation relatively low
Height, and simple in construction, therefore easy to manufacture, even if size little also have good elasticity and
Elastic recovering force, and resistance is low.
Additionally, the end of spring is solid by warp after dipping (dipping) or injection liquid conductive material
Chemical industry sequence and make it be solidified, thus form conductive electrical contact portion, therefore manufacture process is easy, and
Even if the elastic portion not forming the spring in conductive electrical contact portion also can easily be pressed by less pressure
Pressure, and good elasticity and elastic recovering force can be provided.
Additionally, the conductive electrical contact portion of the end hole of closure spring makes vacuum pick easily be realized, and
And make and to object between contact area become big such that it is able to reduce contact resistance.
Additionally, conductive electrical contact portion be shaped as the shape slightly towards inner recess or the shape protruding slightly above
Shape, therefore and to object between easily realize stable physical contact or electrical contact.
Furthermore, it is possible to suitably adjust the material of spring and electrically conducting contact, structure, dimension and shape
Deng, or the dynamics of pressing, elastic recovering force can be easily adjusted by adjusting the thickness of coating layer
And resistance, easily can also adjust operation by the supporting part of adjustment spring and the size of elastic portion
Distance.
Additionally have such advantages as：The intensity of the material in conductive electrical contact portion is strong less than spring material
Degree, therefore give to the defect that causes of object or cut less.
Additionally have such advantages as：To the outer surface in spring and conductive electrical contact portion entirely through plating
Process and formed and there is good environment resistant, the metal level of electric conductivity, weldability, thus reduce on
Lower resistance, environment resistant becomes more good, and welding process becomes easy.
Additionally, the resilient rubber layer of tool bonding to the elastic portion of spring and being formed can rush from outside
Hit protection spring, welding and assembling height can be controlled when welding, especially in the case that there is electric conductivity,
The inductance value being formed between spring can be reduced, and the resistance up and down of electric connection terminal can be reduced.
Additionally, cup-shaped fixture makes welding process to become easier to, and weld strength is good, is entering
Shake can be reduced when row is by the reflow soldering of vacuum pick and stable reflow soldering is provided.
Additionally, the advantage of cup-shaped fixture is to reduce the deformation of the spring by external pressure.
Realize following technique effect additionally, also help：According to the structure of various cup-shaped fixture, permissible
Manufacture various electric connection terminal with purposes accordingly, and be easily inserted into slot and use.
Additionally, have the advantage that can reduce upper and lower resistance by means of cup-shaped fixture.
Brief description
Fig. 1 represents the electric connection terminal according to one embodiment of the invention.
Fig. 2 is by profile obtained from vertical for Fig. 1 cutting.
Fig. 3 is the photograph image for illustrating actual product.
Fig. 4 represents electric connection terminal according to another embodiment of the present invention.
Fig. 5 represents electric connection terminal according to still another embodiment of the invention.
Fig. 6 represents electric connection terminal according to still another embodiment of the invention.
Fig. 7 is by the profile of vertical for the electric connection terminal of Fig. 6 cutting.
Fig. 8 A to Fig. 8 E represents electric connection terminal according to still another embodiment of the invention respectively.
Detailed description of the invention
Hereinafter, referring to the drawings electric connection terminal according to an embodiment of the invention is specifically described.
Fig. 1 represents the electric connection terminal according to one embodiment of the invention；Fig. 2 is by vertical for Fig. 1 cutting
Obtained from profile；Fig. 3 is the photograph image for illustrating actual product.
Electric connection terminal 100 is made up of following key element：The spring 110 of metal material, has good bullet
Property；Contact site the 120th, 130, touches the two ends of spring 110 and is formed, and have electric conductivity.
According to this structure, electric connection terminal 100 be positioned at mutually to electric conductivity object between, and
The elastic electrical connection object by means of compression and the recovery of spring 110.
As electric conductivity object, for example, can have conductive pattern and the loudspeaker terminal of circuit substrate,
In the case of this, conductive electrical contact portion 120 can be fixed on leading of circuit substrate by modes such as welding
Electrical pattern, and loudspeaker terminal can be pressed into contact electrical contacts 130 such that it is able to by elasticity
And make the conductive pattern of circuit substrate be formed with loudspeaker terminal and electrically connect.
Although being not particularly limited, but electric connection terminal 100 can have internal diameter be 0.10mm extremely
The size that 1.5mm, height are 0.3mm to 1.5mm, the dynamics 100 of pressing electric connection terminal can be
2gf to 80gf, and the operating distance of electric connection terminal 100 can be more than the 40% of initial height.
Undersized spring 110 can be easily manufactured as coil shape, for example, and electric connection terminal 100
Global shape can be cylindrical shape.
With reference to Fig. 2, spring 110 is made up of following key element：Elastic portion 112, at mid portion with predetermined
Pitch of turn (pitch) winds；Supporting part the 114th, 116, is wound on the two ends of elastic portion 112 and is formed.
In this example, elastic portion 112 approximately forms 2～2.5 circles, and the 114th, supporting part 116 approximately forms 1～1.5
Circle.
The size of spring 110 can be for example：It for 0.95mm, the external diameter of circle circle (turn) is highly
0.63mm, the pitch of turn of elastic portion 112 are 0.25mm, but are not limited to this.
Spring 110 can be made by following alloy wire is wound as coil (coil) shape：Cross section
For circle, the PHOSPHATE BRONZE WIRE that a diameter of 0.01mm to 0.15mm of line, mechanical strength are big and elasticity is good
Or copper alloy wire or stainless steel wire (Stainless wire), the piano wires (Piano wire) such as beryllium copper line
On ferroalloy line.
The outer surface of spring 110 can by plating electric conductivity successively and environment resistant good ni au or
Nickel/palladium (Pd), though but the stainless steel wire (Stainless wire) that especially good resistance is bigger to mechanical property
Or for piano wire (Piano wire) line, the coating layer that can make the good copper of electric conductivity or gold is thicker,
Thus reduce resistance on the whole.
As described above, the shape that spring 110 can easily can manufacture for size is less, but permissible
Make elastic portion 112 identical or relatively different with supporting part the 114th, 116 coil diameters respectively.
The number of turn of the elastic portion 112 constituting spring 110 does not limit, but for making operating distance relatively big,
It can be more than 2 circles, and the pitch of turn of elastic portion 112 can be appropriately designed to guarantee predetermined
Elastic force.
The 114th, supporting part 116 can improve support strength, and as described below, can remove pitch of turn
And make adjacent circle circle contact with each other, so that the 120th, contact site 130 is reliably formed.
In order to make electric connection terminal 100 have bigger operating distance, supporting part the 114th, 116 height with
Formed less than the height of elastic portion 112, and contact site the 120th, spacing between 130 can be electrical connection
More than the 1/2 of the height of terminal 100.
With reference to Fig. 1, contact site is the 120th, 130 by vertically impregnating the two ends of spring 110 respectively
(dipping) take out after electrically conductive liquid material and be solidified to form, this electrically conductive liquid material by
There is after solidification mixed conductivity metal dust in liquid polymer (polymer) resin of cohesive force
(powder) formed.Here, liquid conductive material is by means of hot or ultraviolet curing bonding
To spring 110.
In addition to dipping method, the conductive material of liquid can also be made to pass through bullet by method for implanting
The end hole 111 of spring 110 flows into and solidifies.In the case, liquid conductive material is with corresponding to propping up
Support part the 114th, 116 height to be flowed into the hole 111 of end internal, it is possible at supporting part the 114th, 116
By the gap between circle circle to outer exposed.
Under any circumstance, contact site the 120th, 130 all can block be formed at spring 110 end hole and
Formed.
Make the 120th, 130 to be had less than spring 110 by the contact site being solidified to form of fluoropolymer resin
Mechanical hardness (intensity) so that its give to object cause defect or scuffing.
The resistance of the above-below direction of electric connection terminal 100 is not particularly limited, however, it is preferred that
Its resistance is below 0.5ohm, although somewhat may reduce with the compression of spring 110, but
It preferably is kept at below 0.5ohm in any case common.
As described above, contact site the 120th, 130 by by the supporting part of spring 110 the 114th, 116 dipping
(dipping) take out after liquid conductive material and be solidified to form, and conductive material can
With by fluoropolymer resins such as the epoxy resin of the heat resistance with proper alignment, polyimide resins or
The metal dusts such as the silver that in the liquid material of the elastic caoutchoucs such as silicon rubber, mixed conductivity is good and constitute, and
And after being cured, and between spring 110, will have cohesive force.
Preferably, contact site is the 120th, 130 by conductive epoxy or conductive poly imide resin
Constitute, but the 120th, some in 130 can be by conductive epoxy or conductive poly for contact site
Imide resin is constituted, and another is made up of conductivity silicon rubber, and in the case, some
The 120th, contact site 130 can be fixed on an object by welding, another contact site the 120th, 130
Other objects can be touched by means of physical pressure.
Additionally, contact site the 120th, 130 be made up of silicon rubber in the case of, have an advantage in that：It is cured
There is elasticity afterwards, and hardness (intensity) be relatively low, therefore give to the defect that causes of object relatively
Little, and the electrical contact of elastic type can be realized.
Here, solidify the heat by high temperature or ultraviolet (UV) etc. and realize.
It is known that liquid conductive resin or conducting rubber are by the resin of liquid or rubber
The fully many silver (Silver) of middle mixing or be coated with the electroconductive particle such as copper of silver and formed, for example may be used
To have the viscosity comparing the somewhat thick degree of syrup.
Therefore, if taken after the supporting part of spring 110 the 114th, 116 orthogonal dipping electrically conductive liquid materials
Go out, then liquid conductive material will along supporting part the 114th, 116 lateral surface flow and be cured, and
As shown in figures 1 and 3, contact site the 120th, 130 lateral surface formed bending part.
On the contrary, if realizing solidification by described injection mode, then liquid conductive material can be made only to flow
Enter the inside, hole 111 of spring 110 end and solidify such that it is able to preventing liquid conductive material to be flowed into
Supporting part the 114th, 116 outside and be cured.
Dipping process as above can perform once or repeatedly, however its perform condition can basis
The viscosity of liquid conductive material and species, the size and shape in hole of spring end, metal dust big
The shape in little and shape and conductive electrical contact portion and become different, therefore, it is possible to it is carried out suitable
Regulate and perform dipping.
For example, in the case that the diameter in the hole 111 of spring 110 end is about 0.8mm and is bigger,
Can use the metal dust that viscosity is higher, size is bigger, and can be by so that shape in the way of viscosity is higher
Become conductive electrical contact portion the 120th, 130.
If taken out after the supporting part of spring 110 the 114th, 116 vertical dipping liquid conductive materials,
Then can block the hole 111 of spring 110 end under semi-cured state and form contact site, now, by
In gravity, it will highlight downwards from the hole 111 of spring 110 end.
In the present embodiment, by the contact site prominent downward along substantially horizontal direction compression the 120th,
130 and make contact site the 120th, 130 upper and lower surface present level, but in contrast, it is possible to
With to highlight downwards and to the central authorities of end hole 111 slightly towards shape (semi-spherical shape) protruding outside
Form end face the 121st, 131.
120th, 130 blocked as described above, the hole 111 of spring 110 end is touched portion, and contacted
Portion the 120th, 130 end face the 121st, 131 towards center slightly towards protruding outside, then both can hold
Change places and object forms electrical contact, vacuum pick can be performed again.
In contrast, if taken out after the supporting part of spring 110 is vertically impregnated conductive material, and
Make spring 110 revolve turnback under semi-cured state and complete solidification, then will block spring 110 end
The hole 111 in portion and form contact site the 120th, 130, and contact site the 120th, 130 end face the 121st, 131
The hole 111 that will be formed due to the weight of self from end is slightly toward the shape (hemisphere of central concave
Shape).
As described above, have the contact site of the shape being slightly toward central concave the 120th, 130 end face
121st, 131 for example can be with the rounded exterior of tin ball in the case that object is tin ball (solder ball)
Guaranteeing more contact surface between face, result contact resistance will diminish, and can carry out vacuum pick.
Manufactured electric connection terminal 100 in this case by being fully cured, then preferably can be to whole
Body plating ni au or nickel/palladium (Pd).
For example, can on spring 110 and contact site the 120th, 130 the once higher nickel of plating hardness, afterwards
Can be with secondary plating electric conductivity and environment resistant good, the gold of good weldability.
Especially, the thickness of the high nickel coating layer of mechanical strength can be adjusted to adjust electric connection terminal 100
Compression stress and recuperability, or the intensity of electric connection terminal 100 can be regulated, it is possible to led by adjusting
The thickness of electrically good golden coating layer and the above-below direction resistance that adjusts electric connection terminal 100.
In the present embodiment, the 120th, the portion that is touched the hole 111 of the end of spring 110 130 is blocked
Situation is illustrated as a case, but is not limited thereto, contact site the 120th, 130 end face
121st, the center of 131 can form the little through hole being smaller in size than end hole 111.
Electric connection terminal 100 by spool batch (Reel Taping) in carrier (Carrier), and contact
The 121st, portion's the 120th, end face of some in 130 possesses the plane that can carry out vacuum pick on 131,
Such that it is able in this end face the 121st, 131 execution vacuum pick by surface mount, and by means of solder
And the 121st, the 131 execution reflow soldering of end face overleaf.Additionally, the invention is not limited in this, electricity
Connect terminal 100 to be inserted into mechanism's thing (for example, the slot for calibrating terminal) and use.
Fig. 4 represents electric connection terminal according to another embodiment of the present invention.
In one embodiment, the conductive electrical contact portion 220 of electric connection terminal 200 is made only in spring 210
Upper end.
Be formed without contact site spring 210 lower end for example can by welding by means of solder etc. and
It is fixed in object (such as circuit substrate), but be not limited thereto.
Fig. 5 represents electric connection terminal according to still another embodiment of the invention.
According to the present embodiment, the 350th, the elastic portion 312 of spring 310 can form elastic rubber layer with bonding
352, such as bonding forms silastic-layer.
The 350th, elastic rubber layer 352 is formed by such a way：Formed contact site the 320th, 330 it
Fluid silicone rubber is coated in the elastic portion 312 of spring 310 and is solidified by the instruments such as rear use pin.So
And, it is not limited to this.
Contact site the 320th, 330 only form one in the case of, contact site the 320th, 330 will be formed without
The silicon rubber of partial immersion liquid of spring 310 and solidified, removed by modes such as grindings afterwards
Be formed at do not formed contact site the 320th, 330 end on elastic rubber layer, then spring 310 end will
Can be to outer exposed.
Then electroplating ni au, elastic rubber layer, the 350th, 352 without being plated, therefore forms elastic rubber
The elastic portion 312 of glue-line will keep the spring performances such as elasticity.That is, electric connection terminal 300 will have
The spring performance that there is provided by the elastic portion 312 of spring 310 and the 350th, 352 being provided by elastic rubber layer
Mechanical performance.
Preferably, it is contemplated that pressing dynamics and return rate etc., elastic rubber layer the 350th, 352 hardness can
To be Shore A 20 to 75.
According to said structure, have an advantage in that, formed because being adhered to the elastic portion 312 of spring 310
Elastic rubber layer the 350th, 352 effect, even if being impacted by outside, constitute spring 310 metal wire
Also will not easily be stretched or deform.
Furthermore, it is possible to utilize elastic rubber layer the 350th, 352 and the pressing dynamics that adjusts electric connection terminal 300
With return rate etc..
Elastic rubber layer the 350th, 352 there is electric conductivity in the case of, can also there is following additional effect
Really：Reduce the resistance value being caused by spring 310, and make resistance reduce.
Elastic rubber layer the 350th, 352 elasticity that as shown in (a) of Fig. 5, can be coated with spring 310
Ground, portion 312 is formed, or as shown in (b) of Fig. 5, can only be formed at the elastic portion of spring 310
The inside of 312.
In addition, with reference to (a) of Fig. 5, due to by the contact site 330 being solidified to form of fluoropolymer resin
Existence, the height of the end 316a of the supporting part 316 of spring 310 may reduce, but still can
Present prominent shape.
Therefore, the height of end 316a can be significantly decreased by such a way：Make to be adjacent to prop up
The predetermined portions of the end 316a of support part 316 is bent downwards by end mouth and is made end 316a's
In the state of projecting height reduces to a certain degree in advance, fluoropolymer resin is made to be solidified to form contact site 330.
Additionally, in order to make contact site the 320th, 330 end face become smooth easily to carry out vacuum pick,
And guarantee wider contact area, it is possible to use grinding device and formed contact site the 320th, before 330 and it
Afterwards to contact site the 320th, 330 end face carry out grinding, thus remove the supporting part of spring 310 the 314th,
The part of 316.
In the case, following additional technical effect can also be obtained：Propping up by the spring 310 of grinding
Support part the 314th, 316 a part from contact site the 320th, 330 end face expose, and directly touch
Object and form electrical connection such that it is able to reduce resistance.
Fig. 6 represents electric connection terminal according to still another embodiment of the invention；Fig. 7 is being electrically connected Fig. 6
The profile of the vertical cutting of connecting terminal.
Electric connection terminal 400 is made up of following key element：The coil spring 410 of metal material；Contact site 430,
Bond to one end of spring 410 and formed, and there is electric conductivity；Cup-shaped fixture (holder cup) 420,
Sandwiched conductive adhesive 422 at the other end and bonding.
According to above-mentioned structure, cup-shaped fixture 420 is fixed on circuit substrate by modes such as welding
On conductive pattern, it is possible to by loudspeaker terminal or antenna terminal are pressed into contact conductive electrical contact
Portion 430, and by elastic and make the conductive pattern of circuit substrate be electrically connected to loudspeaker terminal or antenna
Terminal.
Cup-shaped fixture 420 can be by the single main body shape of the metal materials such as the low copper of hardness or copper alloy
Become, for example, can be to utilize wire-drawing die (drawing mold) will have 0.05mm to 0.15mm
Between thickness sheet metal (sheet) compacting obtained from punch forming thing.Accordingly, by compacting gold
The mode belonging to plate forms and has such advantages as：Can be easily achieved batch production, have good
Processability, productivity, low cost of manufacture can be improved because of easy manufacture.
Observing the outward appearance of Fig. 6, cup-shaped fixture 420 has upper surface formation opening, lower surface is blocked
The body 421 of drum, but be not limited thereto.Here, can be under cup-shaped fixture 420
The edge on surface carries out fillet process and makes bonding area broaden, thus improves weld strength.
With reference to Fig. 7, as a case, the height of cup-shaped fixture 420 approximately forms 50% for whole height
Below.In order to increase operating distance, the height of cup-shaped fixture 420 can be formed as spring 410 height
Less than 1/2, but be not limited thereto.
Additionally, compared with the circle loop diameter of spring 410, the internal diameter of cup-shaped fixture 420 can be formed as phase
Deng or slightly larger, wherein in the case that both are equal, spring 410 can touch cup-shaped fixture 420
Madial wall and reduce upper and lower resistance, simultaneously reduce inductance value；Internal diameter at cup-shaped fixture 420 is more than bullet
In the case of the circle loop diameter of spring 410, the spring 410 of compacting can be housed cup-shaped fixture 420
Inside, thus there is the effect increasing operating distance.
As described above, the supporting part 414 of spring 410 lower end can pass through sandwiched conductive adhesive 422
And bonding the bottom being fixed on cup-shaped fixture 420.Conductive adhesive 422 is filled into cup-shaped fixture
The degree that the amount of 420 only need to meet the bottom that supporting part 414 is fixed on cup-shaped fixture 420 is i.e. abundant.
Conductive adhesive 422 can be to mix in the fluoropolymer resin including the rubber with heat resistance
The conductive adhesive of the liquid of metal dust is cured and bonding and the thing that formed, or electric conductivity is glued
Knot agent 422 can also is that solder.
The resistance up and down that can reduce electric connection terminal 400 by conductive adhesive 422.
Although not shown, but conductive adhesive 422 can not be used, but by laser welding etc.
Mode is welded and bonding spring 410 and cup-shaped fixture 420.
According to above-mentioned structure, the lower end of spring 410 enters into the inside of cup-shaped fixture 420 and is fixed,
Therefore, cup-shaped fixture 420 can stop the external pressure being applied to spring 410 to a certain extent.
In other words, in the case that not there is cup-shaped fixture 420, to the length of the spring 410 of outer exposed
Spending longer, the possibility therefore being deformed by external force will increase；But there is cup-shaped fixture 420
In the case of, the length to the spring 410 of outer exposed shortens, and therefore, deform because of external force can
Can property will reduce.
Further, since the weight of cup-shaped fixture 420, the center of gravity of electric connection terminal 400 will be positioned at cup-shaped
Fixture 420, therefore when carrying out reflow soldering, can make the shake being caused by the hot blast etc. blowing minimum
Change such that it is able to realize stable reflow soldering.
Additionally, weld cup-shaped fixture 420 in the case of, because of solder can be along cup-shaped fixture 420 on
Rise, therefore impact will not be played on the elasticity of spring 410 completely.
In addition, the entirety of the electric connection terminal 400 being manufactured can be plated ni au or palladium (Pd).
For example, on spring 410 and contact site 430 can the higher nickel of plating hardness, afterwards can two
Secondary plating electric conductivity and environment resistant good, the gold of good weldability.
Especially, electric connection terminal 400 can be adjusted by adjusting the thickness of the high nickel coating layer of mechanical strength
Elasticity and elastic recovering force, or the intensity of electric connection terminal 400 can be regulated, it is possible to by adjusting
The thickness of the good golden coating layer of whole electric conductivity and the resistance up and down that adjusts electric connection terminal 400.
Additionally, it is whole to it after utilizing contact site the 430th, spring 410 and cup-shaped fixture 420 to assemble
The metals such as the gold of body plated solderable, thus both can reduce upper and lower resistance, can improve again environment resistant,
But also manufacturing cost can be reduced.
Electric connection terminal 400 by spool batch (Reel Taping) in carrier, and contact site 430
Possess in end face 431 can the plane of vacuum pick, thus by vacuum pick in this end face 431
Surface mount, and in cup-shaped fixture 420, reflow soldering is performed by means of solder.
Fig. 8 A to Fig. 8 E represents electric connection terminal according to still another embodiment of the invention respectively.
Hereinafter, in order to avoid the confusion in explanation, identical symbol is given to identical construction.
With reference to Fig. 8 A, the inside lateral bend in edge of opening position of cup-shaped fixture 420 and form flange portion 423,
And flange portion 423 is formed with the amplitude of degree that can be overlapping with spring 410.
According to above-mentioned structure, by means of flange portion 423, a part for spring 410 is in and is received
State within cup-shaped fixture 420, thus prevent from departing to outside.
As a result, it is possible to provide following technique effect：Spring 410 can be substantially by means of flange portion
423 and be fixed to cup-shaped fixture 420, without the conductive adhesive 422 of a described embodiment.
But be not limited thereto, can also by use conductive adhesive 422 by spring 410 more
Add and be firmly bonded to cup-shaped fixture 420.
The number of turn being received the spring 410 within cup-shaped fixture 420 is not particularly limited, but is
Make spring 410 in the inside of cup-shaped fixture 420 can be securely fixed in flange portion 423 and cup-shaped folder
Between the bottom of tool 420, only need to be obtained in that the elastic recovery by means of spring 410 with flange portion 423
The number of turn of the degree of power houses.
With reference to Fig. 8 B, the lower surface of cup-shaped fixture 420 is formed as from edge towards center upwards
The inclined plane 424 tilting, thus form it into the shape of depression.
According to above-mentioned structure, the angle according to mass-produced manufacturing engineering is difficult to realize cup-shaped
The lower surface of fixture 420 reliably ensure that as horizontal plane, but can be by making under cup-shaped fixture 420
Surface is to central concave, thus when welding, even if melted solder seethes with excitement and makes cup-shaped fixture 420 move
Dynamic, correct cup-shaped because the part of the sunk part of the lower surface of its cup-shaped fixture 420 absorption solder moves
Fixture 420 tilts such that it is able to preventing cup-shaped fixture from rising and falling or tilting to one party, result can carry
The reliability of high welding.
Additionally, the surface area of the lower surface of cup-shaped fixture 420 will increase due to sunk part, result
Weld strength can be improved.
With reference to Fig. 8 C, the bottom centre of cup-shaped fixture 420 forms porose 425, and flank (rib) 426
Along hole 425 edge and to the inside of cup-shaped fixture 420 prominent predetermined height.
According to this structure, the flank 426 because having predetermined altitude internally stretches into from spring 410 lower end,
Even if therefore spring 410 is elastically deformed, it is also possible to the lower end reducing spring 410 departs from from flank 426
And the possibility distorting.
Flank 426 for example can be formed continuously by forming the technique in hole 425, as a case, permissible
Constitute in the following way：While forming hole 425, the wall constituting the bottom of cup-shaped fixture 420 is (thick
Degree) parts thinner extending.
The height of flank 426 is less than the height of cup-shaped fixture 420, and the external diameter of flank 426 needs little
Internal diameter in the circle circle of spring 410.
In the present embodiment, possess the shape of the following table of cup-shaped fixture 420 towards concavity, but
Being not limited thereto, its lower surface can form plane.
With reference to Fig. 8 D, the edge of opening position of cup-shaped fixture 420 can form clamping platform to outer bend
427.
According to this structure, have an advantage in that：Electric connection terminal 400 is being inserted into formation from the top down
In the case that the insertion hole of mechanism's thing (for example, dielectric film) is fixing, clamping platform 427 can be made to pacify
It is placed in the surface top of heat insulating lamella such that it is able to electric connection terminal 400 is installed equably.
With reference to Fig. 8 E, can be in the upper end sandwiched conductive adhesive 442 of spring 410 bonding cap portion
(cap)440.
In other words, the contact site 430 in described embodiment is replaced to cover cap portion 440 and bond to institute
State the upper end of spring 410, thus perform corresponding effect.
Cap portion 440 is made up of the material identical with cup-shaped fixture 420, and compares cup-shaped fixture 420,
Cap portion 440 has at a fairly low height, for example, can have corresponding with 1～1.5 circle degree of spring 410
Height.
According to above-mentioned structure, the upper surface in cap portion 440 maintains smooth plane, such that it is able to and object
Realize reliable contact between thing, and vacuum pick can be easily performed.
Above, it is illustrated centered on embodiments of the invention, but those skilled in the art are permissible
Carry out various deformation.So, the explanation of the interest field of the present invention is not limited to the above embodiments, this
Bright interest field should be defined by tbe claims.
Claims (28)
1. an electric connection terminal, as sandwiched to making described object phase between electric conductivity object
Form the electric connection terminal of electrical connection mutually, it is characterised in that include：
The spring of metal material；And
Conductive electrical contact portion, bonding is formed at least one end of described spring, and is in electrical contact with described
Object,
Wherein, described contact site is formed as follows：
Liquid polymeric resins is mixed with the end of the described spring of liquid conductive material cladding of metal dust
Portion simultaneously solidifies, or is flowed in the hole of described spring end and solidifies.
2. electric connection terminal as claimed in claim 1, it is characterised in that
One end of described spring is coated with by described conductive material by dipping process, or by injecting
Process and make in the hole of the end that described conductive material is flowed into described spring.
3. electric connection terminal as claimed in claim 1, it is characterised in that
Described fluoropolymer resin possesses the heat resistance meeting welding condition, and described fluoropolymer resin is asphalt mixtures modified by epoxy resin
One of fat, polyimide resin or elastic caoutchouc resin, described contact site passes through described polymer
The solidification of resin and one end of bonding to described spring.
4. electric connection terminal as claimed in claim 1, it is characterised in that
The outer surface of described spring and described contact site forms the metal. plating layer that can weld.
5. electric connection terminal as claimed in claim 4, it is characterised in that
Described metal. plating layer is formed by plating ni au successively or nickel/palladium.
6. electric connection terminal as claimed in claim 1, it is characterised in that
The hardness of described contact site is less than the hardness of described spring.
7. electric connection terminal as claimed in claim 1, it is characterised in that
The end face of described contact site is formed as smooth face by grinding process, and by described grinding
Process and make the part of described spring expose from described end face.
8. electric connection terminal as claimed in claim 1, it is characterised in that described spring is by following key element
Constitute：
Elastic portion, winds with predetermined pitch of turn at mid portion；And
Supporting part, is wound onto at least one end of described elastic portion and is formed,
Wherein, described supporting part corresponds to described contact site, and is configured to adjacent circle circle and contacts with each other.
9. electric connection terminal as claimed in claim 8, it is characterised in that
The height sum of described supporting part is less than the height of described elastic portion.
10. electric connection terminal as claimed in claim 1, it is characterised in that
Being shaped as towards central authorities with in semi-spherical shape depression or prominent shape of described contact site
Individual shape.
11. electric connection terminals as claimed in claim 1, it is characterised in that
It is formed at the contact site of one end of described spring by conductive epoxy or conductive poly acid imide
One of resin resin is constituted, and the contact site being formed at the other end is made up of conductivity silicon rubber,
The contact site of described one end is fixed on described object, connecing of the described other end by welding process
Contact portion touches described object by means of physical pressure.
12. electric connection terminals as claimed in claim 1, it is characterised in that
Described contact site is by one of conductive epoxy or conductive poly imide resin resin
Constitute.
13. electric connection terminals as claimed in claim 1, it is characterised in that
Described object is fixed on by welding process in the end of the described spring not forming described contact site.
14. electric connection terminals as claimed in claim 1, it is characterised in that
Described contact site is formed at one end of described spring,
The other end of described spring is housed and combined by the cup-shaped fixture of metal material.
15. electric connection terminals as claimed in claim 14, it is characterised in that
The end that the other end of described spring is bonded to described cup-shaped fixture by sandwiched conductive adhesive
Portion.
16. electric connection terminals as claimed in claim 5, it is characterised in that
Described conductive adhesive includes electric conductive polymer resin and solder.
17. electric connection terminals as claimed in claim 14, it is characterised in that
The inside lateral bend in edge of opening position of described cup-shaped fixture and form flange portion, described flange portion with
Amplitude that can be overlapping with described spring is formed.
18. electric connection terminals as claimed in claim 17, it is characterised in that
Described flange portion by means of the inside being received described cup-shaped fixture spring and by elastic recovery
Power.
19. electric connection terminals as claimed in claim 14, it is characterised in that under described cup-shaped fixture
Surface has：
Inclined plane, has the shape caving in from the edge of described lower surface towards central authorities.
20. electric connection terminals as described in claim 14 or 19, it is characterised in that
The lower surface of described cup-shaped fixture is centrally formed porose, and along described hole edge and to institute
The inside stating cup-shaped fixture highlights the flank forming predetermined altitude.
21. electric connection terminals as claimed in claim 14, it is characterised in that
The edge of opening position of described cup-shaped fixture bends laterally and forms clamping platform.
22. electric connection terminals as claimed in claim 14, it is characterised in that
The metal. plating layer that can weld is formed at described spring, the outer surface of described contact site and described
Cup-shaped fixture.
23. electric connection terminals as claimed in claim 14, it is characterised in that
Described contact site is realized surface mount by vacuum pick, and the lower surface of described cup-shaped fixture passes through
Reflow soldering and be fixed on described object.
24. electric connection terminals as claimed in claim 14, it is characterised in that
The height of described cup-shaped fixture is less than the 1/2 of the height of described spring.
25. electric connection terminals as claimed in claim 1, it is characterised in that
Described electric connection terminal is batched in carrier by spool.
26. electric connection terminals as claimed in claim 1, it is characterised in that
Described electric connection terminal is fixed by welding or is consolidated by being inserted into test slot
Fixed.
27. 1 kinds of electric connection terminals, as sandwiched to making described object between electric conductivity object
Mutually form the electric connection terminal of electrical connection, it is characterised in that include：
The resilient coil spring of metal material；
The cap portion of metal material, the one end being adhered to described spring by sandwiched conductive adhesive；
And
The cup-shaped fixture of metal material, is electrically coupled in the other end of described spring,
Wherein, the height of described cup-shaped fixture is less than the 1/2 of the height of described spring, and described cup-shaped presss from both sides
The outer surface of tool is formed with the coating layer that can weld.
28. 1 kinds of electric connection terminals, as sandwiched to making described object between electric conductivity object
Mutually form the electric connection terminal of electrical connection, it is characterised in that include：
The resilient coil spring of metal material；
The cap portion of metal material, the one end being adhered to described spring by sandwiched conductive adhesive；
And
Conductive electrical contact portion, bonding is formed at the other end of described spring, and is fixed on institute by welding
State object,
Wherein, described contact site is formed as follows：
Liquid polymeric resins is mixed with the end of the described spring of liquid conductive material cladding of metal dust
Portion simultaneously solidifies, or is flowed in the hole of described spring end and solidifies.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20150111612 | 2015-08-07 | ||
| KR10-2015-0111612 | 2015-08-07 | ||
| KR1020150124490A KR101793717B1 (en) | 2015-08-07 | 2015-09-02 | Electric Connecting Terminal |
| KR10-2015-0124490 | 2015-09-02 | ||
| KR1020150131270A KR20170017667A (en) | 2015-08-07 | 2015-09-16 | Electric Connecting Terminal |
| KR10-2015-0131270 | 2015-09-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106450879A true CN106450879A (en) | 2017-02-22 |
| CN106450879B CN106450879B (en) | 2019-05-10 |
Family
ID=58111631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610218245.0A Active CN106450879B (en) | 2015-08-07 | 2016-04-08 | Electric connection terminal |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9966685B2 (en) |
| EP (1) | EP3333983A4 (en) |
| JP (1) | JP6335385B2 (en) |
| KR (2) | KR101793717B1 (en) |
| CN (1) | CN106450879B (en) |
Cited By (3)
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|---|---|---|---|---|
| CN109307834A (en) * | 2018-11-15 | 2019-02-05 | 天津津航计算技术研究所 | A kind of BGA test jack of flexible connection |
| CN114361839A (en) * | 2022-01-19 | 2022-04-15 | 西北核技术研究所 | Self-tightening gold-plating electric contact |
| CN114784618A (en) * | 2022-06-22 | 2022-07-22 | 度亘激光技术（苏州）有限公司 | Chip packaging method, negative plate and laser |
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| CN109793422A (en) * | 2017-11-16 | 2019-05-24 | 佛山市顺德区美的电热电器制造有限公司 | Pressure sensor and pressure cooker with it |
| CN207424024U (en) * | 2017-11-23 | 2018-05-29 | 周婷 | The elastomer structure of conducting probe |
| DE102018100827A1 (en) * | 2018-01-16 | 2019-07-18 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Charging cable and charging station for electric cars |
| JP2019192640A (en) * | 2018-04-23 | 2019-10-31 | ジョインセット株式会社 | Electrical contact terminal and mounting structure thereof, method, and apparatus |
| US10754480B2 (en) * | 2018-04-26 | 2020-08-25 | Hewlett-Packard Development Company, L.P. | Frames for interactive posters |
| US10446975B1 (en) * | 2018-07-20 | 2019-10-15 | Littelfuse, Inc. | Male connector for non-arcing electrical coupling |
| DE102018123994B4 (en) * | 2018-09-28 | 2022-05-25 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Contacting device for spring-loaded contacting of a circuit board with a contact element for a magnetic coil or a sensor for a vehicle system, vehicle system with a contacting device and method for producing a contacting device |
| WO2024035163A1 (en) * | 2022-08-10 | 2024-02-15 | 삼성전자 주식회사 | Connector and electronic device comprising same |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106450879B (en) | 2019-05-10 |
| US9966685B2 (en) | 2018-05-08 |
| EP3333983A1 (en) | 2018-06-13 |
| US20170162972A1 (en) | 2017-06-08 |
| KR20170017665A (en) | 2017-02-15 |
| KR20170017667A (en) | 2017-02-15 |
| JP6335385B2 (en) | 2018-05-30 |
| KR101793717B1 (en) | 2017-11-03 |
| EP3333983A8 (en) | 2018-08-01 |
| EP3333983A4 (en) | 2019-06-26 |
| JP2017527965A (en) | 2017-09-21 |
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